﻿// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *
// Copyright (c) 2011, Dr. Masroor Ehsan
// All rights reserved.
// 
// Redistribution and use in source and binary forms, with or without
// modification, are permitted provided that the following conditions are met:
//     * Redistributions of source code must retain the above copyright
//       notice, this list of conditions and the following disclaimer.
//     * Redistributions in binary form must reproduce the above copyright
//       notice, this list of conditions and the following disclaimer in the
//       documentation and/or other materials provided with the distribution.
//     * Neither the name of the author nor the
//       names of its contributors may be used to endorse or promote products
//       derived from this software without specific prior written permission.
// 
// THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
// ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
// WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
// DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
// DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
// LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
// ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
// SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
// 
// $Author: masroore@gmail.com $
// $Id: StockQuotesValidationStage.cs 37 2011-10-21 15:00:21Z masroore@gmail.com $
// $Rev: 37 $
// * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * * *

using MaxTrader.Core.Pipeline;

namespace MaxTrader.StockQuotesParser.Pipeline
{
    public class StockQuotesValidationStage : IStage
    {
        #region IStage Members

        public void Execute(IPipelineContext context)
        {
            var ctx = (StockQuotesParserContext) context;
            ctx.ValidatedQuotes.Clear();
            foreach (var quote in ctx.RawQuotes)
            {
                quote.Symbol = quote.Symbol.Trim().ToUpper();
                if (string.IsNullOrEmpty(quote.Symbol))
                {
                    ctx.Errors.Add(new QuotesParserError(ctx.Parser, "Stock Symbol cannot be empty"));
                    continue;
                }

                if (ctx.FilterNonTradedStocks && quote.Trades == 0)
                {
                    // ignore
                }
                else
                {
                    ctx.ValidatedQuotes.Add(quote);
                }
            }
        }

        #endregion
    }
}